<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>操作列表</title>
    <style type="text/css">
        body {
            background-color: #333;
            font-family: Arial, sans-serif;
            font-size: 14px;
            color: #fff;
        }
        .container {
            margin: 0 auto;
            width: 400px;
            padding: 20px;
            background-color: #444;
            border-radius: 5px;
            box-shadow: 0 0 10px #000;
        }
        h2 {
            margin-top: 0;
            text-align: center;
        }
        form {
            display: block;
            margin: 0;
            padding: 0;
        }
        label {
            display: block;
            margin-bottom: 5px;
        }
        input[type="text"], input[type="password"], input[type="email"] {
            display: block;
            width: 100%;
            padding: 10px;
            margin-bottom: 10px;
            border: none;
            border-radius: 5px;
            background-color: #555;
            color: #fff;
            font-size: 14px;
        }
        input[type="submit"], input[type="reset"] {
            display: inline-block;
            padding: 10px 20px;
            margin-right: 10px;
            border: none;
            border-radius: 5px;
            background-color: #f00;
            color: #fff;
            font-size: 14px;
            cursor: pointer;
        }
        input[type="submit"]:hover, input[type="reset"]:hover {
            background-color: #c00;
        }
        .third-party {
            margin-top: 20px;
            text-align: center;
        }
        .third-party a {
            display: inline-block;
            margin-right: 10px;
            border-radius: 50%;
            background-color: #fff;
            color: #000;
            font-size: 20px;
            line-height: 40px;
            width: 40px;
            height: 40px;
            text-align: center;
            text-decoration: none;
            transition: all 0.3s ease;
        }
        .third-party a:hover {
            background-color: #000;
            color: #fff;
        }
    </style>
</head>
<body>
<div class="container">
    <h2>管理员</h2>
    <div class="third-party">
        <a href="#">首页</a>
        <a href="#">增</a>
        <a href="#">改</a>
        <a href="#">查</a>
        <a href="#">用户管理</a>
    </div>
</div>
<h2></h2>
<div class="container">
    <h2>新增</h2>
    <form action="http://localhost:8080/add" method="get" name="add-form">
        <input type="submit" value="新增">
    </form>
</div>
<h2></h2>
<div class="container">
    <h2>删除</h2>
    <form action="http://localhost:8080/del" method="get" name="del-form">
        <input type="submit" value="删除">
    </form>
</div>
<h2></h2>
<div class="container">
    <h2>修改</h2>
    <form action="http://localhost:8080/update" method="get" name="update-form">
        <input type="submit" value="修改">
    </form>
</div>
<h2></h2>
<div class="container">
    <h2>查询</h2>
    <form action="http://localhost:8080/query" method="get" name="query-form">
        <input type="submit" value="查询">
    </form>
</div>
<h2></h2>
<div class="container">
    <form action="http://localhost:8080/logout" method="get" name="logout-form">
        <input type="submit" value="                                       退出系统                                       ">
    </form>
</div>
</body>
</html>